Zhileikin, Ya.M., Yu.I. Osipik, and A.Ya. Khasin. “Continuous Wavelet Transforms and Their Images in the MathCad Package”. Numerical Methods and Programming (Vychislitel’nye Metody i Programmirovanie) 8, no. 13 (June 14, 2007): 218–224. Accessed April 25, 2024. https://en.num-meth.ru/index.php/journal/article/view/263.